CVE-2018-14634
highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.147 · 97 %ileexploit · PoCDEEUUSadded 2026-01-26remediate by 2026-02-16
required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS · scored 2026-10-26
Linux Kernel Integer Overflow Vulnerability
An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (2)
Public proof-of-concept and weaponised exploit code.
affected products (103)
Products and version ranges known to be affected.
- f5 big-ip access policy manager11.2.1 → 11.6.4nvdUScpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
- f5 big-ip access policy manager12.1.0 → 12.1.5nvdUScpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
- f5 big-ip access policy manager13.0.0 → 13.1.1.5nvdUScpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
- f5 big-ip access policy manager14.0.0 → 14.0.1.1nvdUScpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
- f5 big-ip access policy manager14.1.0 → 14.1.0.6nvdUScpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
- f5 big-ip advanced firewall manager11.2.1 → 11.6.4nvdUScpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
- f5 big-ip advanced firewall manager12.1.0 → 12.1.5nvdUScpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
- f5 big-ip advanced firewall manager13.0.0 → 13.1.1.5nvdUScpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
- f5 big-ip advanced firewall manager14.0.0 → 14.0.1.1nvdUScpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
- f5 big-ip advanced firewall manager14.1.0 → 14.1.0.6nvdUScpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-0217Linux Kernel: Schwachstelle ermöglicht PrivilegieneskalationDeutsch2018-09-25csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle in Linux Kernel und Red Hat Enterprise Linux ausnutzen, um seine Privilegien zu erhöhen.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (83)
External citations — patches, advisories, analysis.
- http://www.ibm.com/support/docview.wss?uid=ibm10872470cnnvd
- http://www.ibm.com/support/docview.wss?uid=ibm10881053cnnvd
- http://www.ibm.com/support/docview.wss?uid=ibm10881424cnnvd
- http://www.ibm.com/support/docview.wss?uid=ibm10883258cnnvd
- http://www.openwall.com/lists/oss-security/2021/07/20/2cnnvd
- http://www.securityfocus.com/bid/105407cnnvd
- https://access.redhat.com/errata/RHSA-2018:2748cnnvd
- https://access.redhat.com/errata/RHSA-2018:2763cnnvd
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